28133248

Names of 28133248

• Cardinal: 28133248 can be written as Twenty-eight million, one hundred thirty-three thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 2.8133248 × 10⁷

Factors of 28133248

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 108

Divisors of 28133248

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 29 32 44 52 53 58 64 88 104 106 116 128 143 176 208 212 232 286 319 352 377 416 424 464 572 583 638 689 704 754 832 848 928 1144 1166 1276 1378 1408 1508 1537 1664 1696 1856 2288 2332 2552 2756 3016 3074 3392 3712 4147 4576 4664 5104 5512 6032 6148 6784 7579 8294 9152 9328 10208 11024 12064 12296 15158 16588 16907 18304 18656 19981 20416 22048 24128 24592 30316 33176 33814 37312 39962 40832 44096 48256 49184 60632 66352 67628 74624 79924 88192 98368 121264 132704 135256 159848 196736 219791 242528 265408 270512 319696 439582 485056 530816 541024 639392 879164 970112 1082048 1278784 1758328 2164096 2557568 3516656 7033312 14066624 28133248
• Sum of all divisors σ(n): 69400800
• Sum of proper divisors (its aliquot sum) s(n): 41267552
• 28133248 is an abundant number, because the sum of its proper divisors (41267552) is greater than itself. Its abundance is 13134304

Bases of 28133248

• Binary: 1101011010100011110000000₂
• Hexadecimal: 0x1AD4780
• Base-36: GQZR4

Squares and roots of 28133248

• 28133248 squared (28133248²) is 791479643029504
• 28133248 cubed (28133248³) is 22266893084300507348992
• The square root of 28133248 is 5304.0784307925
• The cube root of 28133248 is 304.1398248743

Scales and comparisons

• 28,133,248 seconds is equal to 46 weeks, 3 days, 14 hours, 47 minutes, 28 seconds.
• To count from 1 to 28,133,248 would take you about seventeen weeks!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 28133248 cubic inches would be around 25.3 feet tall.

Recreational maths with 28133248

• 28133248 backwards is 84233182
• The number of decimal digits it has is: 8
• The sum of 28133248's digits is 31
• More coming soon!